.clearfix{
  display:inline-block;
}
.clearfix:after{
  content:'.';
  display: block;
  height:0;
  line-height:0;
  clear:both;
  visibility: hidden;
}

@media (-webkit-min-device-pixel-ratio: 1.5),(min-device-pixel-ratio: 1.5) {
  .border-1px {
    &::after {
      -webkit-transform: scaleY(0.7);
      transform: scaleY(0.7)
    }
  }
}

@media (-webkit-min-device-pixel-ratio: 2),
(min-device-pixel-ratio: 2) {
  .border-1px {
    &::after {
      -webkit-transform: scaleY(0.5);
      transform: scaleY(0.5)
    }
  }
}


